The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 30, 2025

Filed:

May. 19, 2022
Applicant:

Axis Ab, Lund, SE;

Inventors:

Anders Mannesson, Lund, SE;

Anton Sedin, Lund, SE;

Aras Papadelis, Lund, SE;

David Wadmark, Lund, SE;

Sebastian Heunisch, Lund, SE;

Stefan Adalbjörnsson, Lund, SE;

Daniel Ståhl, Lund, SE;

Assignee:

Axis AB, Lund, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 13/536 (2006.01); G01S 7/35 (2006.01); G01S 7/41 (2006.01); G01S 13/89 (2006.01);
U.S. Cl.
CPC ...
G01S 13/536 (2013.01); G01S 7/356 (2021.05); G01S 7/415 (2013.01); G01S 13/89 (2013.01);
Abstract

A method for mapping a static scene using a stationary radar unit operative to transmit radar signals towards a scene, the stationary radar unit comprises a set of receiver antennas configured to detect radar signals from arbitrary directions, and the stationary radar unit is configured to measure target velocity in discrete velocity bins, the method comprising: continuously collecting radar signals over time to detect a static scene using the set of receiver antennas; constructing an occupancy map of the static scene using confirmed detections determined from the collected radar signals, where confirmed detections are detections with radar signal strength exceeding a detection threshold and with velocity falling in a zero velocity bin and detections with radar signal strength exceeding the detection threshold and with a non-zero velocity sufficiently low to cause spill over information in the same bin as detections falling in the zero velocity bin.


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